/* ============================================================
   LABEL MAKER - Marketing Website Styles
   Color Palette: Blue & Emerald
   ============================================================ */

/* CSS Custom Properties */
:root {
  /* Primary Blues */
  --color-primary: #2563EB;
  --color-primary-dark: #1E3A8A;
  --color-primary-light: #60A5FA;
  --color-primary-100: #DBEAFE;
  --color-primary-50: #EFF6FF;

  /* Accent (Emerald) */
  --color-accent: #10B981;
  --color-accent-dark: #047857;
  --color-accent-light: #34D399;
  --color-accent-100: #D1FAE5;
  --color-accent-50: #ECFDF5;

  /* Semantic */
  --color-success: #22C55E;
  --color-warning: #EAB308;
  --color-error: #DC2626;
  --color-info: #0EA5E9;

  /* Neutrals */
  --color-background: #F8FAFC;
  --color-surface: #FFFFFF;
  --color-border: #CBD5E1;
  --color-border-light: #E2E8F0;
  --color-text: #0F172A;
  --color-text-muted: #475569;
  --color-text-light: #94A3B8;

  /* Typography */
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
}

/* ============================================================
   RESET & BASE
   ============================================================ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-surface);
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary-dark);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: 1.25rem;
}

p {
  color: var(--color-text-muted);
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================================
   LAYOUT
   ============================================================ */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.section {
  padding: var(--spacing-4xl) 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-3xl);
}

.section-header p {
  margin-top: var(--spacing-md);
  font-size: 1.125rem;
}

/* ============================================================
   NAVBAR
   ============================================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-md) 0;
  transition: all var(--transition-base);
}

.navbar.transparent {
  background: transparent;
}

.navbar.scrolled {
  background: var(--color-primary-dark);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-sm) 0;
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.navbar-logo img {
  height: 48px;
  width: auto;
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.navbar-link {
  font-weight: 500;
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

.navbar.transparent .navbar-link {
  color: var(--color-text);
}

.navbar.transparent .navbar-link:hover {
  color: var(--color-primary);
}

.navbar.scrolled .navbar-link {
  color: rgba(255, 255, 255, 0.9);
}

.navbar.scrolled .navbar-link:hover {
  color: var(--color-accent-light);
}

.navbar-cta {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9375rem;
  transition: all var(--transition-fast);
}

.navbar.transparent .navbar-cta {
  background: var(--color-primary);
  color: white;
}

.navbar.transparent .navbar-cta:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

.navbar.scrolled .navbar-cta {
  background: white;
  color: var(--color-primary-dark);
}

.navbar.scrolled .navbar-cta:hover {
  background: var(--color-primary-50);
  transform: translateY(-1px);
}

/* Mobile Menu */
.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.navbar-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: all var(--transition-fast);
}

.navbar.scrolled .navbar-toggle span {
  background: white;
}

@media (max-width: 768px) {
  .navbar-toggle {
    display: flex;
  }

  .navbar-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--color-surface);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--spacing-3xl) var(--spacing-xl);
    gap: var(--spacing-lg);
    transition: right var(--transition-base);
    box-shadow: var(--shadow-xl);
  }

  .navbar-nav.active {
    right: 0;
  }

  .navbar-nav .navbar-link {
    color: var(--color-text) !important;
    font-size: 1.125rem;
  }

  .navbar-nav .navbar-cta {
    background: var(--color-primary) !important;
    color: white !important;
    width: 100%;
    text-align: center;
  }

  .mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 999;
  }

  .mobile-overlay.active {
    opacity: 1;
    visibility: visible;
  }
}

/* ============================================================
   HERO SECTION
   ============================================================ */

.hero {
  min-height: calc(100vh - 200px);
  display: flex;
  align-items: center;
  padding-top: 80px;
  padding-bottom: 0;
  background: linear-gradient(180deg, var(--color-primary-50) 0%, var(--color-surface) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 150%;
  background: radial-gradient(circle, var(--color-primary-100) 0%, transparent 70%);
  opacity: 0.6;
  pointer-events: none;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 600px;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xs) var(--spacing-md);
  background: white;
  color: var(--color-text);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.hero-badge .badge-icon {
  width: 20px;
  height: 20px;
}

.hero-badge svg {
  width: 16px;
  height: 16px;
}

/* Button icon for pinwheel */
.btn-icon-img {
  width: 20px;
  height: 20px;
}

.hero-title {
  font-size: clamp(2.2rem, 4.5vw, 3.7rem);
  margin-bottom: var(--spacing-lg);
}

.hero-description {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xl);
  color: var(--color-text-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-2xl);
}

/* Social Proof Section */
.hero-social-proof {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: transparent;
  max-width: fit-content;
  margin-top: -15px;
}

.social-proof-rating {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.rating-score {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
}

.rating-stars {
  color: #FBBF24;
  font-size: 1rem;
  letter-spacing: 1px;
}

.rating-divider {
  color: var(--color-border);
  font-weight: 300;
}

.rating-icon {
  width: 20px;
  height: 20px;
}

.rating-source {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.social-proof-users {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: -10px;
}

.avatar-stack {
  display: flex;
}

.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid white;
  margin-left: -8px;
  object-fit: cover;
}

.avatar:first-child {
  margin-left: 0;
}

.users-text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.users-text strong {
  color: var(--color-text);
  font-weight: 600;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-visual-inner {
  position: relative;
  transform-origin: center center;
  padding: 60px 180px 100px 80px;
}

.hero-mockup {
  position: relative;
  z-index: 1;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  max-width: 320px;
}

.hero-mockup-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-background);
  border-bottom: 1px solid var(--color-border-light);
}

.hero-mockup-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.hero-mockup-dot:nth-child(1) { background: #EF4444; }
.hero-mockup-dot:nth-child(2) { background: #F59E0B; }
.hero-mockup-dot:nth-child(3) { background: #22C55E; }

.hero-mockup-content {
  padding: var(--spacing-md);
}

/* Floating elements */
.hero-float {
  position: absolute;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border-light);
  animation: float 6s ease-in-out infinite;
  z-index: 10;
}

/* Address labels - top right, overlapping top-right corner of mockup */
.hero-float-1 {
  top: 120px;
  right: 20px;
  animation-delay: 0s;
}

/* Labels Ready checkmark - bottom left, overlapping bottom-left of mockup */
.hero-float-2 {
  bottom: 70px;
  left: 20px;
  animation-delay: 2s;
  z-index: 12;
  transform: scale(1.25);
  transform-origin: bottom left;
}

/* Name + Address with icons - bottom right, overlapping bottom-right of mockup */
.hero-float-3 {
  bottom: 50px;
  right: 50px;
  animation-delay: 1s;
}

/* Circular New Year labels - right side, overlapping right edge of mockup */
.hero-float-4 {
  top: 38%;
  right: -30px;
  animation-delay: 0.5s;
}

@keyframes float-center {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes float-center {
  0%, 100% { transform: translateY(-50%); }
  50% { transform: translateY(calc(-50% - 10px)); }
}

/* Circular Labels */
.mockup-circle-labels {
  display: flex;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.mockup-circle-label {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  background: var(--color-background);
}

.mockup-circle-label img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Mockup Labels (address style) */
.mockup-labels {
  display: flex;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs);
}

.mockup-label {
  aspect-ratio: 2/1;
  background: var(--color-background);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 0.5rem;
  line-height: 1;
  color: var(--color-text-light);
  padding: var(--spacing-xs);
  text-align: center;
  min-width: 70px;
}

.mockup-label.filled {
  border-style: solid;
  border-color: var(--color-border-light);
  background: var(--color-surface);
  color: var(--color-text-muted);
}

/* Mockup Image Labels */
.mockup-image-labels {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.mockup-image-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--color-background);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
}

.mockup-image-label img {
  width: 30px;
  height: 30px;
  object-fit: contain;
  flex-shrink: 0;
}

.mockup-image-label-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.mockup-image-label-text strong {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--color-text);
}

.mockup-image-label-text span {
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Responsive hero scaling - adjust actual sizes at breakpoints */
@media (min-width: 1200px) {
  .hero-visual-inner {
    padding: 80px 200px 120px 60px;
  }
  
  .hero-mockup {
    max-width: 360px;
  }
}

@media (max-width: 1100px) {
  .hero-visual-inner {
    padding: 40px 120px 80px 40px;
  }
  
  .hero-mockup {
    max-width: 280px;
  }
  
  .mockup-circle-label {
    width: 60px;
    height: 60px;
  }
}

@media (max-width: 968px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .hero-badges {
    justify-content: center;
  }
  
  .hero-title,
  .hero-description {
    text-align: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-social-proof {
    align-self: center;
    align-items: center;
    text-align: center;
    width: 100%;
  }
  
  .social-proof-rating {
    justify-content: center;
  }
  
  .social-proof-users {
    justify-content: center;
  }

  .hero-visual-inner {
    display: none;
  }

  .hero-visual {
    max-width: 100%;
    margin: 0 auto;
  }
  
  .hero-visual-inner {
    padding: 20px 80px 40px 20px;
  }
  
  .hero-mockup {
    max-width: 260px;
  }
  
  .hero-float {
    transform: scale(0.85);
  }
  
  .mockup-circle-label {
    width: 50px;
    height: 50px;
  }
}

@media (max-width: 768px) {
  .hero-visual-inner {
    padding: 15px 60px 30px 15px;
  }
  
  .hero-mockup {
    max-width: 220px;
  }
  
  .hero-float {
    transform: scale(0.75);
  }
  
  .mockup-circle-label {
    width: 40px;
    height: 40px;
  }
  
  .mockup-label {
    min-width: 55px;
    font-size: 0.4rem;
  }
  
  .mockup-image-label img {
    width: 20px;
    height: 20px;
  }
  
  .mockup-image-label-text strong {
    font-size: 0.6rem;
  }
  
  .mockup-image-label-text span {
    font-size: 0.5rem;
  }
}

@media (max-width: 580px) {
  .hero-visual-inner {
    padding: 10px 30px 20px 10px;
  }
  
  .hero-mockup {
    max-width: 180px;
  }
  
  .hero-float {
    display: none;
  }
  
  .mockup-sidebar-title {
    font-size: 0.7rem;
  }
  
  .mockup-step h4 {
    font-size: 0.65rem;
  }
  
  .mockup-step p {
    font-size: 0.5rem;
  }
  
  .mockup-btn {
    font-size: 0.6rem;
    padding: 6px 10px;
  }
}

@media (max-width: 400px) {
  .hero-visual-inner {
    padding: 5px 15px 15px 5px;
  }
  
  .hero-mockup {
    max-width: 160px;
  }
}

/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
  box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px 0 rgba(37, 99, 235, 0.4);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-accent {
  background: var(--color-accent);
  color: white;
  box-shadow: 0 4px 14px 0 rgba(16, 185, 129, 0.35);
}

.btn-accent:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
}

.btn-lg {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: 1.125rem;
}

@media (max-width: 768px) {
  .btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .btn-lg {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 0.875rem;
  }
}

.btn-icon {
  width: 20px;
  height: 20px;
}

/* ============================================================
   SOCIAL PROOF / LOGOS
   ============================================================ */

.social-proof {
  padding: var(--spacing-3xl) 0;
  background: var(--color-background);
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}

.social-proof-text {
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-xl);
}

.social-proof-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--spacing-2xl);
  opacity: 0.6;
}

.social-proof-logos img {
  height: 32px;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%);
  transition: all var(--transition-fast);
}

.social-proof-logos img[src*="stanford"] {
  height: 26px;
}

.social-proof-logos img:hover {
  filter: grayscale(0%);
  opacity: 1;
}

/* ============================================================
   FEATURES
   ============================================================ */

.features {
  background: var(--color-surface);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.feature-card {
  padding: var(--spacing-xl);
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.feature-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-50);
  color: var(--color-primary);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-lg);
}

.feature-icon svg {
  width: 28px;
  height: 28px;
}

.feature-card h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.feature-card p {
  font-size: 0.9375rem;
}

@media (max-width: 968px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */

.how-it-works {
  background: var(--color-background);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 15%;
  right: 15%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  z-index: 0;
}

.step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  font-size: 2rem;
  font-weight: 700;
  border-radius: 50%;
  margin: 0 auto var(--spacing-lg);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
}

.step h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.step-visual {
  margin-top: var(--spacing-lg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border-light);
}

@media (max-width: 768px) {
  .steps {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }

  .steps::before {
    display: none;
  }
}

/* ============================================================
   PRODUCT SHOWCASE
   ============================================================ */

.showcase {
  background: var(--color-surface);
}

.showcase-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.showcase-row:not(:last-child) {
  margin-bottom: var(--spacing-4xl);
}

.showcase-row.reverse {
  direction: rtl;
}

.showcase-row.reverse > * {
  direction: ltr;
}

.showcase-content {
  max-width: 500px;
}

.showcase-tag {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--color-primary-50);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.showcase-content h3 {
  margin-bottom: var(--spacing-md);
}

.showcase-content p {
  font-size: 1.0625rem;
  margin-bottom: var(--spacing-lg);
}

.showcase-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.showcase-list li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-text-muted);
}

.showcase-list svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.showcase-visual {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border-light);
}

.showcase-visual img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  display: block;
}

@media (max-width: 968px) {
  .showcase-row,
  .showcase-row.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .showcase-content {
    max-width: 100%;
    text-align: center;
  }

  .showcase-list {
    align-items: center;
  }
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */

.testimonials {
  background: linear-gradient(180deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: white;
}

.testimonials .section-header h2 {
  color: white;
}

.testimonials .section-header p {
  color: rgba(255, 255, 255, 0.8);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.testimonial-stars {
  color: #F59E0B;
  font-size: 1.125rem;
  letter-spacing: 2px;
  margin-bottom: var(--spacing-md);
}

.testimonial-text {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: var(--spacing-lg);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.125rem;
  overflow: hidden;
}

.testimonial-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.testimonial-info {
  display: flex;
  flex-direction: column;
}

.testimonial-name {
  font-weight: 600;
  color: white;
}

.testimonial-role {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 968px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }
}

/* ============================================================
   PRICING
   ============================================================ */

.pricing {
  background: var(--color-background);
}

/* Pricing Toggle Wrapper */
.pricing-toggle-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-2xl);
}

.pricing-toggle-label {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-text-light);
  cursor: pointer;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.pricing-toggle-label.active {
  color: var(--color-text);
}

.pricing-toggle-save {
  background: var(--color-accent-100);
  color: var(--color-accent-dark);
  font-size: 0.6875rem;
  font-weight: 700;
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Toggle Switch */
.pricing-toggle {
  position: relative;
  width: 56px;
  height: 28px;
  cursor: pointer;
}

.pricing-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.pricing-toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--color-border);
  border-radius: var(--radius-full);
  transition: background var(--transition-fast);
}

.pricing-toggle-slider::before {
  content: '';
  position: absolute;
  width: 22px;
  height: 22px;
  left: 3px;
  top: 3px;
  background: white;
  border-radius: 50%;
  transition: transform var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.pricing-toggle input:checked + .pricing-toggle-slider {
  background: var(--color-primary);
}

.pricing-toggle input:checked + .pricing-toggle-slider::before {
  transform: translateX(28px);
}

.pricing-toggle:hover .pricing-toggle-slider {
  background: var(--color-text-light);
}

.pricing-toggle input:checked:hover + .pricing-toggle-slider {
  background: var(--color-primary-dark);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  max-width: 1000px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  border: 2px solid var(--color-border-light);
  transition: all var(--transition-base);
  position: relative;
}

.pricing-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl);
  transform: scale(1.05);
  background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: white;
  padding: var(--spacing-xs) var(--spacing-lg);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-header {
  text-align: center;
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border-light);
  margin-bottom: var(--spacing-lg);
}

.pricing-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.pricing-description {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.pricing-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: var(--spacing-xs);
  margin: var(--spacing-lg) 0;
}

.pricing-amount {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.pricing-period {
  font-size: 1rem;
  color: var(--color-text-muted);
}

.pricing-billing-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.pricing-billing {
  font-size: 0.875rem;
  color: var(--color-text-light);
  text-align: center;
}

.pricing-save-badge {
  display: inline-block;
  background: var(--color-success);
  color: white;
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.375rem 0.75rem;
  border-radius: 9999px;
}

.pricing-features {
  margin: var(--spacing-xl) 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.pricing-feature {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.pricing-feature svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.pricing-feature.featured-check .check-circle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: var(--color-success);
  border-radius: 50%;
  flex-shrink: 0;
}

.pricing-feature.featured-check .check-circle svg {
  width: 12px;
  height: 12px;
  color: white;
}

.pricing-feature.disabled {
  color: var(--color-text-light);
}

.pricing-feature.disabled svg {
  color: var(--color-text-light);
}

.pricing-card .btn {
  width: 100%;
}

@media (max-width: 968px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .pricing-card.featured {
    transform: none;
    order: -1;
  }
}

/* ============================================================
   FAQ
   ============================================================ */

.faq {
  background: var(--color-surface);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.faq-item {
  background: var(--color-background);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg) var(--spacing-xl);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.faq-question:hover {
  color: var(--color-primary);
}

.faq-icon {
  width: 24px;
  height: 24px;
  transition: transform var(--transition-fast);
  color: var(--color-text-muted);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-content {
  padding: 0 var(--spacing-xl) var(--spacing-lg);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ============================================================
   CTA SECTION
   ============================================================ */

.cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  text-align: center;
}

.cta h2 {
  color: white;
  margin-bottom: var(--spacing-md);
}

.cta p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
}

.cta .btn-primary {
  background: white;
  color: var(--color-primary-dark);
}

.cta .btn-primary:hover {
  background: var(--color-primary-50);
  transform: translateY(-2px);
}

/* ============================================================
   FOOTER
   ============================================================ */

.footer {
  background: var(--color-primary-dark);
  color: white;
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  height: 40px;
  margin-bottom: var(--spacing-md);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9375rem;
}

.footer-column h4 {
  color: white;
  font-size: 1rem;
  margin-bottom: var(--spacing-lg);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-accent-light);
}

.footer-bottom {
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-copyright {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}

.footer-social {
  display: flex;
  gap: var(--spacing-md);
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: white;
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--color-accent);
  transform: translateY(-2px);
}

.footer-social svg {
  width: 20px;
  height: 20px;
}

@media (max-width: 968px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: span 2;
    max-width: 100%;
  }
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-brand {
    grid-column: span 1;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================================
   LEGAL PAGES (Privacy, Terms)
   ============================================================ */

.legal-page {
  padding-top: 120px;
  padding-bottom: var(--spacing-4xl);
  min-height: 100vh;
}

.legal-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.legal-header h1 {
  margin-bottom: var(--spacing-md);
}

.legal-meta {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h2 {
  font-size: 1.5rem;
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}

.legal-content h3 {
  font-size: 1.25rem;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.legal-content p {
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
}

.legal-content ul, .legal-content ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-xl);
}

.legal-content li {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.legal-content ul li {
  list-style-type: disc;
}

.legal-content ol li {
  list-style-type: decimal;
}

.legal-content a {
  color: var(--color-primary);
  text-decoration: underline;
}

.legal-content a:hover {
  color: var(--color-primary-dark);
}

/* ============================================================
   PRODUCT MOCKUP COMPONENTS
   ============================================================ */

.mockup-sidebar {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  max-width: 320px;
}

.mockup-sidebar-header {
  background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-primary-100) 100%);
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border-light);
}

.mockup-sidebar-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.mockup-sidebar-content {
  padding: var(--spacing-lg);
}

.mockup-step {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--color-background);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  border: 1px solid var(--color-border-light);
}

.mockup-step.active {
  border-color: var(--color-primary);
  background: var(--color-primary-50);
}

.mockup-step-number {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-border);
  color: var(--color-text-muted);
  border-radius: 50%;
  font-size: 0.875rem;
  font-weight: 600;
  flex-shrink: 0;
}

.mockup-step.active .mockup-step-number {
  background: var(--color-primary);
  color: white;
}

.mockup-step-content h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 2px;
}

.mockup-step-content p {
  font-size: 0.75rem;
  color: var(--color-text-light);
}

.mockup-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  width: 100%;
  padding: var(--spacing-md);
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9375rem;
  margin-top: var(--spacing-lg);
}

/* ============================================================
   ANIMATIONS
   ============================================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

.animate-fade-in {
  animation: fadeIn 0.4s ease forwards;
}

/* Stagger delays */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }

/* ============================================================
   UTILITIES
   ============================================================ */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }

/* ============================================================
   KNOWLEDGE BASE / TUTORIALS
   ============================================================ */

/* KB Hero */
.kb-hero {
  padding-top: 140px;
  padding-bottom: var(--spacing-3xl);
  background: linear-gradient(180deg, var(--color-primary-50) 0%, var(--color-surface) 100%);
  text-align: center;
}

.kb-hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary-dark);
}

.kb-hero p {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-xl);
}

.kb-search-wrapper {
  position: relative;
  max-width: 500px;
  margin: 0 auto;
}

.kb-search-icon {
  position: absolute;
  left: var(--spacing-lg);
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--color-text-light);
  pointer-events: none;
}

.kb-search-input {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  padding-left: 52px;
  font-size: 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-surface);
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.kb-search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-primary-100);
}

.kb-search-input::placeholder {
  color: var(--color-text-light);
}

/* KB Section Title */
.kb-section-title {
  font-size: 1.5rem;
  color: var(--color-text);
  margin-bottom: var(--spacing-xl);
}

/* KB Quick Start */
.kb-quickstart {
  padding-top: 0;
}

.kb-quickstart-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.kb-quickstart-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
}

.kb-quickstart-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.kb-quickstart-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-50);
  color: var(--color-primary);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-md);
}

.kb-quickstart-icon svg {
  width: 28px;
  height: 28px;
}

.kb-quickstart-card h3 {
  font-size: 1.0625rem;
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.kb-quickstart-card p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

@media (max-width: 968px) {
  .kb-quickstart-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .kb-quickstart-grid {
    grid-template-columns: 1fr;
  }
}

/* KB Main Layout */
.kb-main-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--spacing-3xl);
  align-items: start;
}

@media (max-width: 968px) {
  .kb-main-layout {
    grid-template-columns: 1fr;
  }
  
  .kb-sidebar {
    position: static;
    order: 1;
  }
}

/* KB Article Grid */
.kb-article-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

@media (max-width: 768px) {
  .kb-article-grid {
    grid-template-columns: 1fr;
  }
}

/* KB Article Card */
.kb-article-card {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.kb-article-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

.kb-article-card-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-50);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.kb-article-card-icon svg {
  width: 22px;
  height: 22px;
}

.kb-article-card-content h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
  line-height: 1.4;
}

.kb-article-card-content p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
  line-height: 1.5;
}

.kb-article-card-meta {
  font-size: 0.75rem;
  color: var(--color-text-light);
}

.kb-article-card.hidden {
  display: none;
}

/* KB No Results */
.kb-no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--spacing-3xl);
  color: var(--color-text-muted);
}

.kb-no-results svg {
  width: 48px;
  height: 48px;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-light);
}

.kb-no-results h3 {
  font-size: 1.25rem;
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.kb-no-results a {
  color: var(--color-primary);
  text-decoration: underline;
}

/* KB Sidebar */
.kb-sidebar {
  position: sticky;
  top: 100px;
}

.kb-sidebar-section {
  background: var(--color-background);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.kb-sidebar-section h3 {
  font-size: 0.9375rem;
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-border-light);
}

.kb-sidebar-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.kb-sidebar-links a {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.kb-sidebar-links a:hover {
  color: var(--color-primary);
}

.kb-sidebar-tips {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.kb-sidebar-tips li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.kb-sidebar-tips svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.kb-sidebar-help {
  background: var(--color-primary-50);
  text-align: center;
}

.kb-sidebar-help p {
  font-size: 0.875rem;
  margin-bottom: var(--spacing-md);
}

.btn-sm {
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 0.875rem;
}

/* ============================================================
   KB ARTICLE PAGE
   ============================================================ */

.kb-article-page {
  padding-top: 100px;
  min-height: 100vh;
}

.kb-article-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: var(--spacing-3xl);
  align-items: start;
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-lg);
}

@media (max-width: 968px) {
  .kb-article-layout {
    grid-template-columns: 1fr;
  }
}

/* Article Sidebar / TOC */
.kb-article-sidebar {
  position: sticky;
  top: 100px;
}

.kb-toc {
  background: var(--color-background);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
}

.kb-toc-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-md);
}

.kb-toc-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.kb-toc-link {
  display: block;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-left: 2px solid transparent;
  transition: all var(--transition-fast);
}

.kb-toc-link:hover {
  color: var(--color-primary);
}

.kb-toc-link.active {
  color: var(--color-primary);
  border-left-color: var(--color-primary);
  background: var(--color-primary-50);
}

.kb-toc-link.kb-toc-h3 {
  padding-left: var(--spacing-lg);
  font-size: 0.875rem;
}

/* Mobile TOC Toggle */
.kb-toc-mobile-toggle {
  display: none;
  width: 100%;
  padding: var(--spacing-md);
  background: var(--color-background);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  margin-bottom: var(--spacing-lg);
  justify-content: space-between;
  align-items: center;
}

.kb-toc-mobile-toggle svg {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast);
}

.kb-toc-mobile-toggle.active svg {
  transform: rotate(180deg);
}

@media (max-width: 968px) {
  .kb-article-page {
    padding-top: 80px;
  }
  
  .kb-article-sidebar {
    position: static;
    order: -1;
  }
  
  .kb-toc-mobile-toggle {
    display: flex;
  }
  
  .kb-toc {
    display: none;
    margin-bottom: var(--spacing-lg);
  }
  
  .kb-toc.active {
    display: block;
  }
  
  .kb-article-main {
    max-width: 100%;
  }
  
  .kb-article-title {
    font-size: 1.75rem;
  }
  
  .kb-article-content h2 {
    font-size: 1.25rem;
  }
  
  .kb-article-content h3 {
    font-size: 1.125rem;
  }
}

@media (max-width: 640px) {
  .kb-article-layout {
    padding: var(--spacing-lg) var(--spacing-md);
  }
  
  .kb-article-title {
    font-size: 1.5rem;
  }
  
  .kb-article-meta {
    flex-wrap: wrap;
    gap: var(--spacing-sm);
  }
  
  .kb-article-content {
    line-height: 1.7;
  }
  
  .kb-article-content pre {
    padding: var(--spacing-md);
    font-size: 0.8125rem;
  }
  
  .kb-callout {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .kb-feedback {
    padding: var(--spacing-lg);
  }
  
  .kb-feedback-buttons {
    flex-direction: column;
    align-items: stretch;
  }
  
  .kb-feedback-btn {
    justify-content: center;
  }
}

/* Article Main Content */
.kb-article-main {
  max-width: 740px;
}

.kb-article-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
}

.kb-article-breadcrumb a {
  color: var(--color-primary);
}

.kb-article-breadcrumb a:hover {
  text-decoration: underline;
}

.kb-article-breadcrumb svg {
  width: 16px;
  height: 16px;
}

.kb-article-title {
  font-size: clamp(2rem, 4vw, 2.5rem);
  margin-bottom: var(--spacing-md);
  color: var(--color-primary-dark);
}

.kb-article-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-2xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border-light);
}

.kb-article-content {
  line-height: 1.8;
}

.kb-article-content h2 {
  font-size: 1.5rem;
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
  scroll-margin-top: 100px;
}

.kb-article-content h3 {
  font-size: 1.25rem;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
  scroll-margin-top: 100px;
}

.kb-article-content p {
  margin-bottom: var(--spacing-md);
}

.kb-article-content ul,
.kb-article-content ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-xl);
}

.kb-article-content li {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-muted);
}

.kb-article-content ul li {
  list-style-type: disc;
}

.kb-article-content ol li {
  list-style-type: decimal;
}

.kb-article-content a {
  color: var(--color-primary);
  text-decoration: underline;
}

.kb-article-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  margin: var(--spacing-lg) 0;
  box-shadow: var(--shadow-md);
}

.kb-article-content code {
  background: var(--color-background);
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-family-mono);
  font-size: 0.875em;
}

.kb-article-content pre {
  background: var(--color-primary-dark);
  color: white;
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  margin: var(--spacing-lg) 0;
}

.kb-article-content pre code {
  background: none;
  padding: 0;
  color: inherit;
}

/* Article Callout/Tip Box */
.kb-callout {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--color-primary-50);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  margin: var(--spacing-lg) 0;
}

.kb-callout-icon {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.kb-callout p {
  margin: 0;
  color: var(--color-text);
}

.kb-callout.warning {
  background: #FEF3C7;
  border-left-color: var(--color-warning);
}

.kb-callout.warning .kb-callout-icon {
  color: var(--color-warning);
}

.kb-callout.success {
  background: var(--color-accent-50);
  border-left-color: var(--color-accent);
}

.kb-callout.success .kb-callout-icon {
  color: var(--color-accent);
}

/* Article Feedback */
.kb-feedback {
  margin-top: var(--spacing-3xl);
  padding: var(--spacing-xl);
  background: var(--color-background);
  border-radius: var(--radius-lg);
  text-align: center;
}

.kb-feedback h3 {
  font-size: 1.125rem;
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.kb-feedback-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
}

.kb-feedback-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.kb-feedback-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.kb-feedback-btn svg {
  width: 18px;
  height: 18px;
}

/* Related Articles */
.kb-related {
  margin-top: var(--spacing-3xl);
  padding-top: var(--spacing-2xl);
  border-top: 1px solid var(--color-border-light);
}

.kb-related h3 {
  font-size: 1.25rem;
  color: var(--color-text);
  margin-bottom: var(--spacing-lg);
}

.kb-related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

@media (max-width: 640px) {
  .kb-related-grid {
    grid-template-columns: 1fr;
  }
}

.kb-related-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--color-background);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.kb-related-card:hover {
  background: var(--color-primary-50);
}

.kb-related-card svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.kb-related-card span {
  font-size: 0.9375rem;
  color: var(--color-text);
  font-weight: 500;
}